Home / 112,925.22-155,836.89-62,624.58

Finding the Fourth Proportional to 112,925.22, 155,836.89 and 62,624.58

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Solution

The fourth proportional to 112,925.22, 155,836.89 and 62,624.58 is: 86,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,925.22 : 155,836.89 = 62,624.58 : x
  2. Step 2: Convert to fraction form
    112,925.22/155,836.89 = 62,624.58/x
  3. Step 3: Cross multiply
    112,925.22x = 155,836.89 × 62,624.58
  4. Step 4: Simplify right side
    112,925.22x = 9,759,219,784.76
  5. Step 5: Solve for x
    x = 9,759,219,784.76/112,925.22
  6. Step 6: Final answer
    x = 86,421.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.